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The 6563 Å H(2) line emitted by hydrogen...

The `6563 Å H_(2)` line emitted by hydrogen in a star is found to be red shifted by `15 Å`. Estimate the speed with which the star is receding from earth.

A

`17.29 xx 10^(9) m//s`

B

`4.29 xx 10^(7) m//s`

C

`3.39 xx 10^(5) m//s`

D

`2.29 xx 10^(5) m//s`

Text Solution

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The correct Answer is:
D
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